Remove the check and drop support for versions to Django 3.1. Django only supports the 3.2 LTS, 4.1 and 4.2 at this moment. This would mean a breaking change so it should be a major release.
Depending on the problems that supporting old Django versions are having right now, I would suggest 2 or 3.
https://github.com/bhch/django-jsonform/blob/d181aa4ecb0df4525e3b15b06facf42254ceca02/django_jsonform/models/fields.py#L6
This line throws this error:
DeprecationWarning: pkg_resources is deprecated as an API. See https://setuptools.pypa.io/en/latest/pkg_resources.html
After some investigation I see three options:
packaging
. This has the issue of adding a new dependency for a single check.Depending on the problems that supporting old Django versions are having right now, I would suggest 2 or 3.